Home / 19,061.91-26,299.13-11,505.37

Finding the Fourth Proportional to 19,061.91, 26,299.13 and 11,505.37

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Solution

The fourth proportional to 19,061.91, 26,299.13 and 11,505.37 is: 15,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,061.91 : 26,299.13 = 11,505.37 : x
  2. Step 2: Convert to fraction form
    19,061.91/26,299.13 = 11,505.37/x
  3. Step 3: Cross multiply
    19,061.91x = 26,299.13 × 11,505.37
  4. Step 4: Simplify right side
    19,061.91x = 302,581,138.12
  5. Step 5: Solve for x
    x = 302,581,138.12/19,061.91
  6. Step 6: Final answer
    x = 15,873.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.